St Lucia Weather: Cloudy with scattered showers Loop News Created : 12 June 2018 St. Lucia News Here is a look at the weather in St Lucia, according to information from the St Lucia Met Service. Current weather at Hewanorra Airport is cloudy and hazy; at GFL Charles Airport it is fair and hazy with light showers. Temperature at 06:00AM was 27C. The sun sets today at 06:32PM and rises tomorrow at 05:35PM. 24-hour forecast: It will be partly cloudy, hazy and breezy, becoming cloudy at times with a few scattered showers. Tides: Castries Harbour – low tide at 08:41AM, high tide at 03:26PM. Vieux Fort Bay – low tide at 10:08AM, high tide at 04:33PM. Seas: Locally rough with waves and easterly swells 6-8ft or 1.8-2.4m.